Can't run .sh file

Hi i am returning user of ubuntu, and i am trying to get label, and the problem how to run two files sh files in the terminal called:

install-sh.sh
configure.sh

and i have tried to enter from the terminal:

   sudo sh /Home/Downloads/lxpanel-0.6.1/install-sh.sh

and it ask for the password so further, and i type it in, and then it says in the terminal:

   sh: 0: Can't open /Home/Downloads/lxpanel-0.6.1/install-sh.sh

and i have also tried from root in the terminal, and i don't know how I can make this work, and can some one please help.